1; RUN: opt < %s -jump-threading -disable-output 2 3%struct.aaa = type { i8 } 4 5define void @chrome(%struct.aaa* noalias sret(%struct.aaa) %arg) local_unnamed_addr #0 align 2 personality i8* bitcast (i32 (...)* @chrome2 to i8*) { 6bb: 7 %tmp = load i32, i32* undef, align 4 8 %tmp1 = icmp eq i32 %tmp, 0 9 br i1 %tmp1, label %bb2, label %bb13 10 11bb2: 12 %tmp3 = getelementptr inbounds %struct.aaa, %struct.aaa* %arg, i64 0, i32 0 13 %tmp4 = load i8, i8* %tmp3, align 1 14 %tmp5 = icmp eq i8 %tmp4, 0 15 br i1 %tmp5, label %bb6, label %bb7 16 17bb6: 18 store i8 0, i8* %tmp3, align 1 19 br label %bb7 20 21bb7: 22 %tmp8 = load i8, i8* %tmp3, align 1 23 %tmp9 = icmp ne i8 %tmp8, 0 24 %tmp10 = select i1 %tmp9, i1 true, i1 false 25 br i1 %tmp10, label %bb12, label %bb11 26 27bb11: 28 br label %bb12 29 30bb12: 31 br i1 %tmp9, label %bb14, label %bb13 32 33bb13: 34 unreachable 35 36bb14: 37 ret void 38} 39 40declare i32 @chrome2(...) 41